[Happy New Year!  Here’s an oldie but goodie about how profitable a BIG BOOK SERIES can be and why resisting the impulse to sell yours to a big publisher after it’s a success makes sense…] For those of us who came of age in the analog universe, the phrase “follow the money” reminds us of a movie that inspired thousands of people to get graduate degrees in Journalism. It comes from William Goldman’s brilliant screenplay adaptation of Bob Woodward and Carl Bernstein’s seminal narrative nonfiction book All the President’s Men, which was published by the venerable Simon & Schuster in…